A polynomial, p(x)=3x^4+Bx^3+Cx^2+x-2, has real coefficients. a. Show that P(x) has at least one positive and one negative real zero. b. Given that one of the zeros of P(x) is -4/3, what can we say for certain about B(the x^3 coefficient) and C (the x^2 coefficient?
A polynomial, p(x)=3x^4+Bx^3+Cx^2+x-2, has real coefficients. a. Show that P(x) has at least one positive and one negative real zero. b. Given that one of the zeros of P(x) is -4/3, what can we say for certain about B(the x^3 coefficient) and C (the x^2 coefficient?
College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter3: Polynomial And Rational Functions
Section3.5: Complex Zeros And The Fundamental Theorem Of Algebra
Problem 3E: A polynomial of degree n I has exactly ____________________zero if a zero of multiplicity m is...
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6. A polynomial, p(x)=3x^4+Bx^3+Cx^2+x-2, has real coefficients.
a. Show that P(x) has at least one positive and one negative real zero.
b. Given that one of the zeros of P(x) is -4/3, what can we say for certain about B(the x^3 coefficient) and C (the x^2 coefficient?
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